Apr 10 2026
Fed. Cir. 24-2336 Panel Decision

Lemko Corp. v. Microsoft Corp.

The Federal Circuit affirmed the Patent Trial and Appeal Board's decision denying Lemko Corp.'s petition for inter partes review of Microsoft's patents. The court held that the Board's finding of patent validity was supported by substantial evidence in the record.

Apr 10 2026
Fed. Cir. 24-1684 Panel Decision

IDEAHUB INC v. UNIFIED PATENTS, LLC

The United States Court of Appeals for the Federal Circuit affirmed the Patent Trial and Appeal Board's decision upholding the validity of the challenged patent claims. The court found that the Board's factual findings were supported by substantial evidence in the record, leaving no reversible error in the agency's conclusion.

Apr 3 2026
9th Cir. 3:23-cv-05027-TMC Unpublished

GULLIVER'S TAVERN, INC. D/B/A FOXY LADY v. FOXY LADY, INC. D/B/A FOXY LADY COFFEE

The Ninth Circuit affirmed the district court's denial of a default judgment on trademark infringement claims, finding no clear error in the lower court's analysis of likelihood of confusion. The appellate panel upheld the dismissal of the plaintiff's claims, ruling that the marks were not sufficiently similar and the businesses were geographically isolated.

Apr 2 2026
Fed. Cir. 24-2246 Panel Decision

CENTRIPETAL NETWORKS, LLC v. KEYSIGHT TECHNOLOGIES, INC

The Federal Circuit affirmed the Patent Trial and Appeal Board's finding that Centripetal's network security patent claims were unpatentable because a prior user guide served as an available printed publication. The court upheld the Board's claim construction and factual findings regarding the public accessibility of the reference, leaving the patent invalid.

Apr 2 2026
9th Cir. 3:22-cv-03724- Published

LEGALFORCE RAPC WORLDWIDE, PC v. LEGALFORCE, INC., a Japanese corporation

The Ninth Circuit affirmed the dismissal of a Lanham Act trademark infringement claim, holding that a company's sale of its own equity does not constitute "goods or services" under the statute. The court reasoned that because equity is an ownership interest rather than a marketable product offered to customers, advertising and selling shares cannot support a trademark infringement action.

Apr 1 2026
4th Cir. 25-1304 Panel Decision

CLEAR TOUCH INTERACTIVE, INC v. THE OCKERS COMPANY; JOHN J. HOUSER; JASON HOUSER; TOUCHVIEW INTERACTIVE, INC

The Fourth Circuit affirmed summary judgment, holding that Clear Touch's federal intellectual property claims were barred by a broad release and dismissal clause in a prior state-court settlement. The court reasoned that the agreement's plain language encompassed all claims that could have been brought in the earlier litigation, regardless of when they accrued.

Mar 31 2026
Fed. Cir. 24-2228 Panel Decision

Manufacturing Resources International, Inc. v. Squires

The Federal Circuit affirmed the Patent Trial and Appeal Board's determination that Manufacturing Resources International's cooling system claims were unpatentable for obviousness. The court upheld the Board's finding that prior art disclosed the claimed constricted convection plate and that the patent owner failed to establish a nexus for its objective indicia of nonobviousness.